On the eve of President-elect Donald Trump's inauguration, protesters flooded the streets on Pennsylvania Avenue near the locations of inaugural balls and events.

RELATED: List of all the 2017 Presidential Inaugural Balls happening in D.C.

Protesters clogged F Street NW near 14th Street outside the National Press Club where the "Deploraball" was happening. Prominent members of the group Alt-Right were attending the ball.

Protesters from the group "Refuse Fascism" said DC police officers peppered sprayed them while they were demonstrating outside of the National Press Club.

Protesters threw bottles at people as they left the Deploraball. Police had to come out with pepper spray. WUSA9's Ellison Barber reported she saw at least four fights. Police were in full riot gear.

While demonstrating outside the National Press Club, protesters shouted "Donald Trump your hands are small, you'll never build your border wall." WUSA9's Garrett Haake reported it was the group's protest anthem.

On Pennsylvania Avenue and 14 Street, Anti-Trump protesters burned a "Make America Great Again" hat.

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